US5948246A - Vacuum filtration device - Google Patents
Vacuum filtration device Download PDFInfo
- Publication number
- US5948246A US5948246A US08/104,339 US10433993A US5948246A US 5948246 A US5948246 A US 5948246A US 10433993 A US10433993 A US 10433993A US 5948246 A US5948246 A US 5948246A
- Authority
- US
- United States
- Prior art keywords
- filtration
- receptacle
- base
- vacuum
- funnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000003828 vacuum filtration Methods 0.000 title claims abstract description 65
- 239000000706 filtrate Substances 0.000 claims abstract description 36
- 238000001914 filtration Methods 0.000 claims description 229
- 239000007788 liquid Substances 0.000 claims description 28
- 230000004888 barrier function Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims 1
- 239000002991 molded plastic Substances 0.000 claims 1
- 239000012528 membrane Substances 0.000 description 13
- 238000004891 communication Methods 0.000 description 6
- 230000036512 infertility Effects 0.000 description 5
- 210000002445 nipple Anatomy 0.000 description 5
- 230000002209 hydrophobic effect Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000011083 clear filtration Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/085—Funnel filters; Holders therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/20—Pressure-related systems for filters
- B01D2201/204—Systems for applying vacuum to filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
Description
Claims (65)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/104,339 US5948246A (en) | 1991-12-19 | 1993-08-09 | Vacuum filtration device |
EP94924118A EP0663846A1 (en) | 1993-08-09 | 1994-08-05 | Vacuum filtration device |
JP7506498A JPH08502449A (en) | 1993-08-09 | 1994-08-05 | Vacuum filtration device |
PCT/US1994/008755 WO1995004585A1 (en) | 1993-08-09 | 1994-08-05 | Vacuum filtration device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/811,473 US5234585A (en) | 1991-12-19 | 1991-12-19 | Vacuum filtration device |
US08/104,339 US5948246A (en) | 1991-12-19 | 1993-08-09 | Vacuum filtration device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/811,473 Continuation-In-Part US5234585A (en) | 1991-12-19 | 1991-12-19 | Vacuum filtration device |
Publications (1)
Publication Number | Publication Date |
---|---|
US5948246A true US5948246A (en) | 1999-09-07 |
Family
ID=22299975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/104,339 Expired - Lifetime US5948246A (en) | 1991-12-19 | 1993-08-09 | Vacuum filtration device |
Country Status (4)
Country | Link |
---|---|
US (1) | US5948246A (en) |
EP (1) | EP0663846A1 (en) |
JP (1) | JPH08502449A (en) |
WO (1) | WO1995004585A1 (en) |
Cited By (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6402798B1 (en) | 2000-09-19 | 2002-06-11 | Nelson Industries, Inc. | Twist and lock filter housing with nontorsional anti-rotation stop |
US20020096468A1 (en) * | 2000-12-04 | 2002-07-25 | Peter Zuk | Disposable vacuum filtration apparatus capable of detecting microorganisms and particulates in liquid samples |
US6427731B1 (en) * | 1996-07-09 | 2002-08-06 | Amersham Pharmacia Biotech Ab | Chemical sample treatment system and cassette, and methods for effecting multistep treatment processes |
US6436162B1 (en) | 2000-03-22 | 2002-08-20 | Nelson Industries, Inc. | Twist and lock filter housing with anti-rotation stop |
US20030080045A1 (en) * | 2001-05-31 | 2003-05-01 | Peter Zuk | Disposable vacuum filtration funnel with integral prefilter |
US6592826B1 (en) * | 1997-06-19 | 2003-07-15 | Gesellschaft Fuer Biotechnologische Forschung Mbh (Gbf) | Differential vacuum chamber for directed transport of a substance |
US6623733B1 (en) | 2001-06-27 | 2003-09-23 | Advanced Cardiovascular Systems, Inc. | Methods for treatment of vascular disease and device for preparation of an autologous composition for treating vascular disease |
US6719896B1 (en) * | 2002-01-23 | 2004-04-13 | Millipore Corporation | Fluid-filtration receptacle with user-variable semi-permeable drain assembly |
WO2004071629A1 (en) * | 2003-02-12 | 2004-08-26 | Millipore Corporation | Vacuum filtration device |
US20060049099A1 (en) * | 2004-09-03 | 2006-03-09 | Chang Jen C | Filter device used in a paint cup of a spraying gun |
WO2007028157A1 (en) * | 2005-09-02 | 2007-03-08 | Zuk Peter Jr | Systems, apparatus and methods for vacuum filtration |
US20080290040A1 (en) * | 2007-05-23 | 2008-11-27 | Nypro Inc. | Methods and Apparatus for Foam Control in a Vacuum Filtration System |
US20090026154A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Methods and Apparatus for Supporting a Vacuum Filtration Device |
US20090026153A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Method and apparatus for filtrate storage handling |
US7661538B1 (en) | 2001-05-31 | 2010-02-16 | Roush Life Science, LLC | Disposable vacuum filtration funnel with integral prefilter |
US20100038303A1 (en) * | 2008-08-14 | 2010-02-18 | Jianjian Cai | Disposable polymer-structured filtering kit |
WO2011102816A1 (en) * | 2010-02-17 | 2011-08-25 | Jianjian Cai | Disposable polymer-structured filtering kit |
US20130042587A1 (en) * | 2010-02-25 | 2013-02-21 | Matthias Traub | Filter device |
US8808552B2 (en) * | 2010-12-16 | 2014-08-19 | Zenpure (Hangzhou) Co., Ltd. | Stackable filter cup apparatus and method |
US20140230384A1 (en) * | 2011-10-05 | 2014-08-21 | Ufi Filters S.P.A. | Manifold element for a filtering cartridge |
US20150150406A1 (en) * | 2013-12-01 | 2015-06-04 | Jake Miller | Beverage steeping and dispensing system |
USD782681S1 (en) | 2009-08-12 | 2017-03-28 | Chemrus Inc. | Disposable polymer-structured filter |
USD795437S1 (en) | 2008-08-14 | 2017-08-22 | Chemrus Inc. | Disposable polymer-structured filter |
US9885196B2 (en) | 2015-01-26 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner power coupling |
US9885194B1 (en) | 2017-05-11 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
US9896858B1 (en) | 2017-05-11 | 2018-02-20 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US9909333B2 (en) | 2015-01-26 | 2018-03-06 | Hayward Industries, Inc. | Swimming pool cleaner with hydrocyclonic particle separator and/or six-roller drive system |
US10156083B2 (en) | 2017-05-11 | 2018-12-18 | Hayward Industries, Inc. | Pool cleaner power coupling |
US11013359B2 (en) * | 2018-02-05 | 2021-05-25 | Innodesign Co., Ltd | Drip container and portable coffee drinking container |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110917719B (en) * | 2019-12-24 | 2021-11-19 | 上海和惠生态环境科技有限公司 | Vacuum filter applied to fly ash washing system |
Citations (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE403858C (en) * | 1922-05-16 | 1924-10-09 | Alfred Wakenhut Dr | Filtering device |
US3469369A (en) * | 1966-12-29 | 1969-09-30 | Bell Telephone Labor Inc | Method for preparing and applying a viscous fluid |
US3478889A (en) * | 1967-08-31 | 1969-11-18 | Julius H Fessler | Filter apparatus |
US3956125A (en) * | 1973-08-17 | 1976-05-11 | Strutt & Farrands Ltd. | Filtration apparatus |
US4052163A (en) * | 1975-06-12 | 1977-10-04 | Hoechst Aktiengesellschaft | Plastic vacuum suction funnel |
US4247399A (en) * | 1979-03-12 | 1981-01-27 | Isadore Pitesky | Filtering and particulate washing device |
US4301010A (en) * | 1980-03-10 | 1981-11-17 | Spectrum Medical Industries, Inc. | Vacuum filter |
US4394266A (en) * | 1981-11-16 | 1983-07-19 | Sybron Corporation | Pressure filter adapter and containment vessel |
US4673501A (en) * | 1985-11-19 | 1987-06-16 | Miles Laboratories, Inc. | Bottle top filter |
US4678572A (en) * | 1984-02-14 | 1987-07-07 | Karl Hehl | Vented cover assembly with filter insert for fluid reservoir |
US4678576A (en) * | 1981-09-16 | 1987-07-07 | Nalge Company | Reusable filter unit with recoverable filter membrane |
US4689147A (en) * | 1985-09-27 | 1987-08-25 | Nalge Company | Plastic filter assembly |
US4702834A (en) * | 1986-06-17 | 1987-10-27 | Nalge Company | Plastic filter units having a weld cellulose filter |
US4783318A (en) * | 1987-10-02 | 1988-11-08 | The State Of Minnesota | Apparatus for environmental leaching testing |
US4792398A (en) * | 1987-08-10 | 1988-12-20 | Marion Laboratories, Inc. | Manual vacuum filtration device |
US4894155A (en) * | 1988-04-14 | 1990-01-16 | Nalge Cmpany | Single membrane disc supporting upper and lower membranes |
GB2250927A (en) * | 1990-12-19 | 1992-06-24 | Lam Kwok Tai | Suction filter |
US5141639A (en) * | 1990-08-14 | 1992-08-25 | Gelman Sciences, Inc. | Vacuum filter assembly |
US5234585A (en) * | 1991-12-19 | 1993-08-10 | Zuk, Incorporated | Vacuum filtration device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3782175A (en) * | 1972-06-05 | 1974-01-01 | M Roman | Apparatus for testing filterable solids content in liquids |
DE3886509T2 (en) * | 1987-12-10 | 1994-05-19 | Costar Corp | Bottle filtering device. |
CH681861A5 (en) * | 1990-09-10 | 1993-06-15 | Lajos Varga | Vacuum filtration appts. - is connected to mechanical valve by two channel from main body chambers and has elastic plug seal under main body |
-
1993
- 1993-08-09 US US08/104,339 patent/US5948246A/en not_active Expired - Lifetime
-
1994
- 1994-08-05 EP EP94924118A patent/EP0663846A1/en not_active Withdrawn
- 1994-08-05 JP JP7506498A patent/JPH08502449A/en active Pending
- 1994-08-05 WO PCT/US1994/008755 patent/WO1995004585A1/en not_active Application Discontinuation
Patent Citations (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE403858C (en) * | 1922-05-16 | 1924-10-09 | Alfred Wakenhut Dr | Filtering device |
US3469369A (en) * | 1966-12-29 | 1969-09-30 | Bell Telephone Labor Inc | Method for preparing and applying a viscous fluid |
US3478889A (en) * | 1967-08-31 | 1969-11-18 | Julius H Fessler | Filter apparatus |
US3956125A (en) * | 1973-08-17 | 1976-05-11 | Strutt & Farrands Ltd. | Filtration apparatus |
US4052163A (en) * | 1975-06-12 | 1977-10-04 | Hoechst Aktiengesellschaft | Plastic vacuum suction funnel |
US4247399A (en) * | 1979-03-12 | 1981-01-27 | Isadore Pitesky | Filtering and particulate washing device |
US4301010A (en) * | 1980-03-10 | 1981-11-17 | Spectrum Medical Industries, Inc. | Vacuum filter |
US4678576A (en) * | 1981-09-16 | 1987-07-07 | Nalge Company | Reusable filter unit with recoverable filter membrane |
US4394266A (en) * | 1981-11-16 | 1983-07-19 | Sybron Corporation | Pressure filter adapter and containment vessel |
US4678572A (en) * | 1984-02-14 | 1987-07-07 | Karl Hehl | Vented cover assembly with filter insert for fluid reservoir |
US4689147A (en) * | 1985-09-27 | 1987-08-25 | Nalge Company | Plastic filter assembly |
US4673501A (en) * | 1985-11-19 | 1987-06-16 | Miles Laboratories, Inc. | Bottle top filter |
US4702834A (en) * | 1986-06-17 | 1987-10-27 | Nalge Company | Plastic filter units having a weld cellulose filter |
US4792398A (en) * | 1987-08-10 | 1988-12-20 | Marion Laboratories, Inc. | Manual vacuum filtration device |
US4783318A (en) * | 1987-10-02 | 1988-11-08 | The State Of Minnesota | Apparatus for environmental leaching testing |
US4894155A (en) * | 1988-04-14 | 1990-01-16 | Nalge Cmpany | Single membrane disc supporting upper and lower membranes |
US5141639A (en) * | 1990-08-14 | 1992-08-25 | Gelman Sciences, Inc. | Vacuum filter assembly |
GB2250927A (en) * | 1990-12-19 | 1992-06-24 | Lam Kwok Tai | Suction filter |
US5234585A (en) * | 1991-12-19 | 1993-08-10 | Zuk, Incorporated | Vacuum filtration device |
Cited By (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6427731B1 (en) * | 1996-07-09 | 2002-08-06 | Amersham Pharmacia Biotech Ab | Chemical sample treatment system and cassette, and methods for effecting multistep treatment processes |
US6592826B1 (en) * | 1997-06-19 | 2003-07-15 | Gesellschaft Fuer Biotechnologische Forschung Mbh (Gbf) | Differential vacuum chamber for directed transport of a substance |
US6436162B1 (en) | 2000-03-22 | 2002-08-20 | Nelson Industries, Inc. | Twist and lock filter housing with anti-rotation stop |
US6402798B1 (en) | 2000-09-19 | 2002-06-11 | Nelson Industries, Inc. | Twist and lock filter housing with nontorsional anti-rotation stop |
US20020096468A1 (en) * | 2000-12-04 | 2002-07-25 | Peter Zuk | Disposable vacuum filtration apparatus capable of detecting microorganisms and particulates in liquid samples |
US7011755B2 (en) * | 2001-05-31 | 2006-03-14 | Zuk Jr Peter | Disposable vacuum filtration funnel with integral prefilter |
US7661538B1 (en) | 2001-05-31 | 2010-02-16 | Roush Life Science, LLC | Disposable vacuum filtration funnel with integral prefilter |
US20030080045A1 (en) * | 2001-05-31 | 2003-05-01 | Peter Zuk | Disposable vacuum filtration funnel with integral prefilter |
US6623733B1 (en) | 2001-06-27 | 2003-09-23 | Advanced Cardiovascular Systems, Inc. | Methods for treatment of vascular disease and device for preparation of an autologous composition for treating vascular disease |
US6719896B1 (en) * | 2002-01-23 | 2004-04-13 | Millipore Corporation | Fluid-filtration receptacle with user-variable semi-permeable drain assembly |
WO2004071629A1 (en) * | 2003-02-12 | 2004-08-26 | Millipore Corporation | Vacuum filtration device |
US20040188344A1 (en) * | 2003-02-12 | 2004-09-30 | Scott Chris A. | Vacuum filtration device |
GB2412886A (en) * | 2003-02-12 | 2005-10-12 | Millipore Corp | Vacuum filtration device |
GB2412886B (en) * | 2003-02-12 | 2006-07-05 | Millipore Corp | Vacuum filtration device |
US7806274B2 (en) | 2003-02-12 | 2010-10-05 | Millipore Corporation | Vacuum filtration device |
US20060049099A1 (en) * | 2004-09-03 | 2006-03-09 | Chang Jen C | Filter device used in a paint cup of a spraying gun |
WO2007028157A1 (en) * | 2005-09-02 | 2007-03-08 | Zuk Peter Jr | Systems, apparatus and methods for vacuum filtration |
US7798333B2 (en) | 2005-09-02 | 2010-09-21 | Roush Life Sciences, Llc | Systems, apparatus and methods for vacuum filtration |
US20070144959A1 (en) * | 2005-09-02 | 2007-06-28 | Zuk Peter Jr | Systems, apparatus and methods for vacuum filtration |
US20080290040A1 (en) * | 2007-05-23 | 2008-11-27 | Nypro Inc. | Methods and Apparatus for Foam Control in a Vacuum Filtration System |
US8158009B2 (en) | 2007-05-23 | 2012-04-17 | Roush Life Sciences, Llc | Methods and apparatus for foam control in a vacuum filtration system |
US20090026154A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Methods and Apparatus for Supporting a Vacuum Filtration Device |
US20090026126A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Vacuum Base and Related Methods and Apparatus for Vacuum Filtration |
US20090026153A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Method and apparatus for filtrate storage handling |
US8157104B2 (en) | 2007-07-26 | 2012-04-17 | Roush Life Sciences, Llc | Apparatus for supporting a vacuum filtration device |
US8231012B2 (en) | 2007-07-26 | 2012-07-31 | Roush Life Sciences, Llc | Filtrate storage system |
US8235221B2 (en) | 2007-07-26 | 2012-08-07 | Roush Life Sciences, Llc | Methods for vacuum filtration |
US20100038303A1 (en) * | 2008-08-14 | 2010-02-18 | Jianjian Cai | Disposable polymer-structured filtering kit |
USD795437S1 (en) | 2008-08-14 | 2017-08-22 | Chemrus Inc. | Disposable polymer-structured filter |
US8978897B2 (en) | 2008-08-14 | 2015-03-17 | Chemrus Inc. | Disposable polymer-structured filtering kit |
USD782681S1 (en) | 2009-08-12 | 2017-03-28 | Chemrus Inc. | Disposable polymer-structured filter |
WO2011102816A1 (en) * | 2010-02-17 | 2011-08-25 | Jianjian Cai | Disposable polymer-structured filtering kit |
US8940070B2 (en) * | 2010-02-25 | 2015-01-27 | Mahle International Gmbh | Filter device |
US20130042587A1 (en) * | 2010-02-25 | 2013-02-21 | Matthias Traub | Filter device |
US8808552B2 (en) * | 2010-12-16 | 2014-08-19 | Zenpure (Hangzhou) Co., Ltd. | Stackable filter cup apparatus and method |
US9347407B2 (en) * | 2011-10-05 | 2016-05-24 | Ufi Filters S.P.A. | Manifold element for a filtering cartridge |
US20140230384A1 (en) * | 2011-10-05 | 2014-08-21 | Ufi Filters S.P.A. | Manifold element for a filtering cartridge |
US10278534B2 (en) * | 2013-12-01 | 2019-05-07 | Fellow Industries Inc. | Beverage steeping and dispensing system |
US20150150406A1 (en) * | 2013-12-01 | 2015-06-04 | Jake Miller | Beverage steeping and dispensing system |
US9885196B2 (en) | 2015-01-26 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner power coupling |
US11236523B2 (en) | 2015-01-26 | 2022-02-01 | Hayward Industries, Inc. | Pool cleaner with cyclonic flow |
US9909333B2 (en) | 2015-01-26 | 2018-03-06 | Hayward Industries, Inc. | Swimming pool cleaner with hydrocyclonic particle separator and/or six-roller drive system |
US10557278B2 (en) | 2015-01-26 | 2020-02-11 | Hayward Industries, Inc. | Pool cleaner with cyclonic flow |
US9885194B1 (en) | 2017-05-11 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
US10253517B2 (en) | 2017-05-11 | 2019-04-09 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US10156083B2 (en) | 2017-05-11 | 2018-12-18 | Hayward Industries, Inc. | Pool cleaner power coupling |
US10767382B2 (en) | 2017-05-11 | 2020-09-08 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
US9896858B1 (en) | 2017-05-11 | 2018-02-20 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US11013359B2 (en) * | 2018-02-05 | 2021-05-25 | Innodesign Co., Ltd | Drip container and portable coffee drinking container |
Also Published As
Publication number | Publication date |
---|---|
EP0663846A1 (en) | 1995-07-26 |
WO1995004585A1 (en) | 1995-02-16 |
JPH08502449A (en) | 1996-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: ZUK, INCORPORATED, MASSACHUSETTS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ZUK,, PETER, JR.;REEL/FRAME:006721/0190 Effective date: 19931006 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
FEPP | Fee payment procedure |
Free format text: PAT HOLDER CLAIMS SMALL ENTITY STATUS, ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: LTOS); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
REMI | Maintenance fee reminder mailed | ||
FPAY | Fee payment |
Year of fee payment: 4 |
|
SULP | Surcharge for late payment | ||
FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Free format text: PAT HOLDER NO LONGER CLAIMS SMALL ENTITY STATUS, ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: STOL); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
REMI | Maintenance fee reminder mailed | ||
FPAY | Fee payment |
Year of fee payment: 8 |
|
SULP | Surcharge for late payment |
Year of fee payment: 7 |
|
AS | Assignment |
Owner name: NYPRO INC., MASSACHUSETTS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ZUK, PETER, JR.;REEL/FRAME:020555/0018 Effective date: 20080212 |
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